words = ['abc', 'abc', 'eye', 'row', 'wes', 'wes']

from collections import Counter

word_counter = Counter(words)

#print method is implements for the class Counter
print (word_counter)

#index operator is implements for the class Counter
print (word_counter['eye'])

#three most common elements
print (word_counter.most_common(3))

more_words = ['abc']

for word in more_words:
    print (word_counter[word])

    #__setitem__ __getitem__
    word_counter[word] = word_counter[word] + 1
